.catalog-lead {
    max-width: 58rem;
}

.platform,
.availability {
    color: var(--muted);
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 600;
}

.catalog-lead h1 {
    max-width: 15ch;
    margin: 0.25rem 0 1rem;
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    font-weight: 500;
    line-height: 1.02;
    overflow-wrap: break-word;
    white-space: normal;
}

.lede {
    max-width: 48rem;
    font-size: clamp(1.18rem, 2.2vw, 1.5rem);
}

.catalog-section {
    padding: 2.5rem 0;
}

.catalog-section h2,
.product-card h3 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.08;
}

.catalog-section h2 {
    font-size: clamp(2rem, 4vw, 3.3rem);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 24rem), 1fr));
    gap: 1.25rem;
    margin-top: 2rem;
}

.product-card {
    padding: clamp(1.3rem, 3vw, 2rem);
    border: 1px solid var(--line);
    border-radius: 0.3rem;
    background: rgba(251, 248, 242, 0.86);
}

.product-card h3 {
    margin: 0.2rem 0 1.2rem;
    font-size: 2rem;
}

.channel {
    display: inline-block;
    padding: 0.08rem 0.22rem;
    border-radius: 0.15rem;
    font-family: var(--font-ui);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin: 1rem 0 0.2rem;
}

.channel.stable {
    background: #dceadf;
    color: #19482b;
}

.channel.alpha {
    background: #f2d9a8;
    color: #603c00;
}

.notice {
    margin: 1.4rem 0;
    padding: 1rem 1.1rem;
    border-left: 0.3rem solid var(--accent);
    background: var(--accent-soft);
}

.stable-notice {
    max-width: 48rem;
}

.warning {
    border-color: #b46a00;
    background: #fff1d2;
}

.privacy {
    border-color: #714b85;
    background: #eee4f2;
}

.feedback-link {
    display: inline-block;
    margin-top: 0.4rem;
    font-family: var(--font-ui);
    font-weight: 700;
}

.channel-section + .channel-section {
    margin-top: 1.2rem;
    padding-top: 0.4rem;
    border-top: 1px solid var(--line);
}

.release-provenance {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    gap: 0.25rem 0.8rem;
}

.release-provenance dt {
    font-weight: 700;
}

.release-provenance dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.download-link {
    font-family: var(--font-ui);
    font-weight: 700;
}

.feedback-section,
.authority-section {
    max-width: 52rem;
}

.catalog-footer {
    padding: 3rem 0;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

code {
    overflow-wrap: anywhere;
}

@media (max-width: 40rem) {
    .header-row {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav {
        justify-content: flex-start;
    }
}